龙与坤同是空手道的爱好者，同时也是同门师兄弟，大家也为了参加全国空手道大决赛而努力。 有一天来了一位新人仪，龙与坤也同时喜欢上了仪，因而引出了一段矛盾的三角恋情，结果谁会得到仪的欢心呢？ 全国赛到了，师兄弟两也因仪之事在赛会上反目成仇。同时又面对强大的对手许得天，他们又能否出线？爱情与友情他们又将作何种选择？…
Andy is a writer for newspaper classifieds who has been bouncing from relationship-to-relationship since sixth grade. Throughout the film, he loses custody of his dog when his girlfriend, Cheryl, breaks up with him for another man. Andy then meets Lorna, a children's TV show host, but she is too obsessed with her own dog to commit to a relationship with Andy. She's also still smiting because her boyfriend Trevor, left her for Andy's ex, Cheryl. Andy also has a fling with another woman, Keiran. Meanwhile, Cheryl takes Andy's dog to a psychiatrist, who tells her that her promiscuity is traumatizing the dog.
